[INFO] fetching crate iocuddle 0.1.1...
[INFO] testing iocuddle-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate iocuddle 0.1.1 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate iocuddle 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iocuddle 0.1.1
[INFO] finished tweaking crates.io crate iocuddle 0.1.1
[INFO] tweaked toml for crates.io crate iocuddle 0.1.1 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17b218bcd681e74bd82145931f9a387055fd0ebf058b77b96eb0c6147ee80da1
[INFO] running `Command { std: "docker" "start" "-a" "17b218bcd681e74bd82145931f9a387055fd0ebf058b77b96eb0c6147ee80da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17b218bcd681e74bd82145931f9a387055fd0ebf058b77b96eb0c6147ee80da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b218bcd681e74bd82145931f9a387055fd0ebf058b77b96eb0c6147ee80da1", kill_on_drop: false }`
[INFO] [stdout] 17b218bcd681e74bd82145931f9a387055fd0ebf058b77b96eb0c6147ee80da1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29b856ddb4505097a2912e83c221a55deed4407867c4379ed2c092163143ec42
[INFO] running `Command { std: "docker" "start" "-a" "29b856ddb4505097a2912e83c221a55deed4407867c4379ed2c092163143ec42", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocuddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "29b856ddb4505097a2912e83c221a55deed4407867c4379ed2c092163143ec42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b856ddb4505097a2912e83c221a55deed4407867c4379ed2c092163143ec42", kill_on_drop: false }`
[INFO] [stdout] 29b856ddb4505097a2912e83c221a55deed4407867c4379ed2c092163143ec42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f05d864d0d03e54899abc5f6fc7e5ea203bddd92f858c86c17c05571e29bfdd
[INFO] running `Command { std: "docker" "start" "-a" "9f05d864d0d03e54899abc5f6fc7e5ea203bddd92f858c86c17c05571e29bfdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocuddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "9f05d864d0d03e54899abc5f6fc7e5ea203bddd92f858c86c17c05571e29bfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f05d864d0d03e54899abc5f6fc7e5ea203bddd92f858c86c17c05571e29bfdd", kill_on_drop: false }`
[INFO] [stdout] 9f05d864d0d03e54899abc5f6fc7e5ea203bddd92f858c86c17c05571e29bfdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f17f36a36697958bc02a7564c27ee82a0469a521f2b8f3d387565e58dfb6cd1
[INFO] running `Command { std: "docker" "start" "-a" "5f17f36a36697958bc02a7564c27ee82a0469a521f2b8f3d387565e58dfb6cd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iocuddle-0375f9b41ca4e2e0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::req_r ... ok
[INFO] [stdout] test test::req_w ... ok
[INFO] [stdout] test test::req_wr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iocuddle
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f17f36a36697958bc02a7564c27ee82a0469a521f2b8f3d387565e58dfb6cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f17f36a36697958bc02a7564c27ee82a0469a521f2b8f3d387565e58dfb6cd1", kill_on_drop: false }`
[INFO] [stdout] 5f17f36a36697958bc02a7564c27ee82a0469a521f2b8f3d387565e58dfb6cd1